Name:	as_IfrsShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod
Namespace Prefix:	as_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the maximum number of options that may be granted as percentage of Company's issued and outstanding shares

No definition available.

Name:	as_MaximumNumberOfOptionsThatMayBeGrantedAsPercentageOfIssuedAndOutstandingShares
Namespace Prefix:	as_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

Performance Requirements For Share-Based Payment Arrangement, Performance Period

No definition available.

Name:	as_PerformanceRequirementsForShareBasedPaymentArrangementPerformancePeriod
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Data Type:	xbrli:durationItemType
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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

No definition available.

Name:	ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2025-01-01
-Paragraph 45
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45_d&doctype=Standard
-URIDate 2025-03-27

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Data Type:	xbrli:durationItemType
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Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=as_TimeVestedEquitySettledOptionsMember
Namespace Prefix:
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Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=as_GroupPerformanceBasedEquitySettledOptionsMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=ifrs-full_RestrictedShareUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=as_PerformanceShareUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	as_IFRSPlanNameAxis=as_EmployeeStockOwnershipPlan2019Member
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	as_IFRSPlanNameAxis=as_EmployeeStockOwnershipPlan2023Member
Namespace Prefix:
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